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Table 3 Hemodynamic changes after CRT in the "echo-guided CRT group" and the control group.

From: Implementation of seven echocardiographic parameters of myocardial asynchrony to improve the long-term response rate of cardiac resynchronization therapy (CRT)

  echo-guided CRT group Controls  
  baseline Post CRT p baseline Post CRT p P (control vs. new post)
LVEF [%] 23.1 (± 6.7) 36.9 (± 11.2) 0.002 24.5 (± 7.4) 30.2 (± 10.2) 0.002 0.04
LV-ESV [ml] 204.3 (± 90.8) 153.8 (± 89.6) 0.023 262.0 (± 104.8) 199.0 (± 89.4) 0.030 0.378
LV-EDV [ml] 262.0 (± 104.8) 232.5 (± 104.5) 0.352 204.3 (± 90.8) 247.6 (± 119.7) 0.187 0.574
Amount of positive echo parameters of asynchrony 4.1 (± 1.6) 3.7 (± 1.6) 0.525 n.a. n.a.